| package main |
| |
| import ( |
| "os" |
| "strconv" |
| "strings" |
| "time" |
| |
| "github.com/docker/docker/pkg/integration/checker" |
| "github.com/go-check/check" |
| ) |
| |
| func (s *DockerSuite) TestRestartStoppedContainer(c *check.C) { |
| dockerCmd(c, "run", "--name=test", "busybox", "echo", "foobar") |
| cleanedContainerID, err := getIDByName("test") |
| c.Assert(err, check.IsNil) |
| |
| out, _ := dockerCmd(c, "logs", cleanedContainerID) |
| c.Assert(out, checker.Equals, "foobar\n") |
| |
| dockerCmd(c, "restart", cleanedContainerID) |
| |
| // Wait until the container has stopped |
| err = waitInspect(cleanedContainerID, "{{.State.Running}}", "false", 20*time.Second) |
| c.Assert(err, checker.IsNil) |
| |
| out, _ = dockerCmd(c, "logs", cleanedContainerID) |
| c.Assert(out, checker.Equals, "foobar\nfoobar\n") |
| } |
| |
| func (s *DockerSuite) TestRestartRunningContainer(c *check.C) { |
| out, _ := dockerCmd(c, "run", "-d", "busybox", "sh", "-c", "echo foobar && sleep 30 && echo 'should not print this'") |
| |
| cleanedContainerID := strings.TrimSpace(out) |
| |
| c.Assert(waitRun(cleanedContainerID), checker.IsNil) |
| |
| out, _ = dockerCmd(c, "logs", cleanedContainerID) |
| c.Assert(out, checker.Equals, "foobar\n") |
| |
| dockerCmd(c, "restart", "-t", "1", cleanedContainerID) |
| |
| out, _ = dockerCmd(c, "logs", cleanedContainerID) |
| |
| c.Assert(waitRun(cleanedContainerID), checker.IsNil) |
| |
| c.Assert(out, checker.Equals, "foobar\nfoobar\n") |
| } |
| |
| // Test that restarting a container with a volume does not create a new volume on restart. Regression test for #819. |
| func (s *DockerSuite) TestRestartWithVolumes(c *check.C) { |
| prefix, slash := getPrefixAndSlashFromDaemonPlatform() |
| out, _ := runSleepingContainer(c, "-d", "-v", prefix+slash+"test") |
| |
| cleanedContainerID := strings.TrimSpace(out) |
| out, err := inspectFilter(cleanedContainerID, "len .Mounts") |
| c.Assert(err, check.IsNil, check.Commentf("failed to inspect %s: %s", cleanedContainerID, out)) |
| out = strings.Trim(out, " \n\r") |
| c.Assert(out, checker.Equals, "1") |
| |
| source, err := inspectMountSourceField(cleanedContainerID, prefix+slash+"test") |
| c.Assert(err, checker.IsNil) |
| |
| dockerCmd(c, "restart", cleanedContainerID) |
| |
| out, err = inspectFilter(cleanedContainerID, "len .Mounts") |
| c.Assert(err, check.IsNil, check.Commentf("failed to inspect %s: %s", cleanedContainerID, out)) |
| out = strings.Trim(out, " \n\r") |
| c.Assert(out, checker.Equals, "1") |
| |
| sourceAfterRestart, err := inspectMountSourceField(cleanedContainerID, prefix+slash+"test") |
| c.Assert(err, checker.IsNil) |
| c.Assert(source, checker.Equals, sourceAfterRestart) |
| } |
| |
| func (s *DockerSuite) TestRestartPolicyNO(c *check.C) { |
| out, _ := dockerCmd(c, "run", "-d", "--restart=no", "busybox", "false") |
| |
| id := strings.TrimSpace(string(out)) |
| name := inspectField(c, id, "HostConfig.RestartPolicy.Name") |
| c.Assert(name, checker.Equals, "no") |
| } |
| |
| func (s *DockerSuite) TestRestartPolicyAlways(c *check.C) { |
| out, _ := dockerCmd(c, "run", "-d", "--restart=always", "busybox", "false") |
| |
| id := strings.TrimSpace(string(out)) |
| name := inspectField(c, id, "HostConfig.RestartPolicy.Name") |
| c.Assert(name, checker.Equals, "always") |
| |
| MaximumRetryCount := inspectField(c, id, "HostConfig.RestartPolicy.MaximumRetryCount") |
| |
| // MaximumRetryCount=0 if the restart policy is always |
| c.Assert(MaximumRetryCount, checker.Equals, "0") |
| } |
| |
| func (s *DockerSuite) TestRestartPolicyOnFailure(c *check.C) { |
| out, _ := dockerCmd(c, "run", "-d", "--restart=on-failure:1", "busybox", "false") |
| |
| id := strings.TrimSpace(string(out)) |
| name := inspectField(c, id, "HostConfig.RestartPolicy.Name") |
| c.Assert(name, checker.Equals, "on-failure") |
| |
| } |
| |
| // a good container with --restart=on-failure:3 |
| // MaximumRetryCount!=0; RestartCount=0 |
| func (s *DockerSuite) TestRestartContainerwithGoodContainer(c *check.C) { |
| out, _ := dockerCmd(c, "run", "-d", "--restart=on-failure:3", "busybox", "true") |
| |
| id := strings.TrimSpace(string(out)) |
| err := waitInspect(id, "{{ .State.Restarting }} {{ .State.Running }}", "false false", 30*time.Second) |
| c.Assert(err, checker.IsNil) |
| |
| count := inspectField(c, id, "RestartCount") |
| c.Assert(count, checker.Equals, "0") |
| |
| MaximumRetryCount := inspectField(c, id, "HostConfig.RestartPolicy.MaximumRetryCount") |
| c.Assert(MaximumRetryCount, checker.Equals, "3") |
| |
| } |
| |
| func (s *DockerSuite) TestRestartContainerSuccess(c *check.C) { |
| testRequires(c, SameHostDaemon) |
| |
| out, _ := runSleepingContainer(c, "-d", "--restart=always") |
| id := strings.TrimSpace(out) |
| c.Assert(waitRun(id), check.IsNil) |
| |
| pidStr := inspectField(c, id, "State.Pid") |
| |
| pid, err := strconv.Atoi(pidStr) |
| c.Assert(err, check.IsNil) |
| |
| p, err := os.FindProcess(pid) |
| c.Assert(err, check.IsNil) |
| c.Assert(p, check.NotNil) |
| |
| err = p.Kill() |
| c.Assert(err, check.IsNil) |
| |
| err = waitInspect(id, "{{.RestartCount}}", "1", 30*time.Second) |
| c.Assert(err, check.IsNil) |
| |
| err = waitInspect(id, "{{.State.Status}}", "running", 30*time.Second) |
| c.Assert(err, check.IsNil) |
| } |
| |
| func (s *DockerSuite) TestRestartWithPolicyUserDefinedNetwork(c *check.C) { |
| // TODO Windows. This may be portable following HNS integration post TP5. |
| testRequires(c, DaemonIsLinux, SameHostDaemon, NotUserNamespace, NotArm) |
| dockerCmd(c, "network", "create", "-d", "bridge", "udNet") |
| |
| dockerCmd(c, "run", "-d", "--net=udNet", "--name=first", "busybox", "top") |
| c.Assert(waitRun("first"), check.IsNil) |
| |
| dockerCmd(c, "run", "-d", "--restart=always", "--net=udNet", "--name=second", |
| "--link=first:foo", "busybox", "top") |
| c.Assert(waitRun("second"), check.IsNil) |
| |
| // ping to first and its alias foo must succeed |
| _, _, err := dockerCmdWithError("exec", "second", "ping", "-c", "1", "first") |
| c.Assert(err, check.IsNil) |
| _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo") |
| c.Assert(err, check.IsNil) |
| |
| // Now kill the second container and let the restart policy kick in |
| pidStr := inspectField(c, "second", "State.Pid") |
| |
| pid, err := strconv.Atoi(pidStr) |
| c.Assert(err, check.IsNil) |
| |
| p, err := os.FindProcess(pid) |
| c.Assert(err, check.IsNil) |
| c.Assert(p, check.NotNil) |
| |
| err = p.Kill() |
| c.Assert(err, check.IsNil) |
| |
| err = waitInspect("second", "{{.RestartCount}}", "1", 5*time.Second) |
| c.Assert(err, check.IsNil) |
| |
| err = waitInspect("second", "{{.State.Status}}", "running", 5*time.Second) |
| |
| // ping to first and its alias foo must still succeed |
| _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "first") |
| c.Assert(err, check.IsNil) |
| _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo") |
| c.Assert(err, check.IsNil) |
| } |
| |
| func (s *DockerSuite) TestRestartPolicyAfterRestart(c *check.C) { |
| testRequires(c, SameHostDaemon) |
| |
| out, _ := runSleepingContainer(c, "-d", "--restart=always") |
| id := strings.TrimSpace(out) |
| c.Assert(waitRun(id), check.IsNil) |
| |
| dockerCmd(c, "restart", id) |
| |
| c.Assert(waitRun(id), check.IsNil) |
| |
| pidStr := inspectField(c, id, "State.Pid") |
| |
| pid, err := strconv.Atoi(pidStr) |
| c.Assert(err, check.IsNil) |
| |
| p, err := os.FindProcess(pid) |
| c.Assert(err, check.IsNil) |
| c.Assert(p, check.NotNil) |
| |
| err = p.Kill() |
| c.Assert(err, check.IsNil) |
| |
| err = waitInspect(id, "{{.RestartCount}}", "1", 30*time.Second) |
| c.Assert(err, check.IsNil) |
| |
| err = waitInspect(id, "{{.State.Status}}", "running", 30*time.Second) |
| c.Assert(err, check.IsNil) |
| } |
| |
| func (s *DockerSuite) TestRestartContainerwithRestartPolicy(c *check.C) { |
| out1, _ := dockerCmd(c, "run", "-d", "--restart=on-failure:3", "busybox", "false") |
| out2, _ := dockerCmd(c, "run", "-d", "--restart=always", "busybox", "false") |
| |
| id1 := strings.TrimSpace(string(out1)) |
| id2 := strings.TrimSpace(string(out2)) |
| waitTimeout := 15 * time.Second |
| if daemonPlatform == "windows" { |
| waitTimeout = 150 * time.Second |
| } |
| err := waitInspect(id1, "{{ .State.Restarting }} {{ .State.Running }}", "false false", waitTimeout) |
| c.Assert(err, checker.IsNil) |
| |
| dockerCmd(c, "restart", id1) |
| dockerCmd(c, "restart", id2) |
| |
| dockerCmd(c, "stop", id1) |
| dockerCmd(c, "stop", id2) |
| dockerCmd(c, "start", id1) |
| dockerCmd(c, "start", id2) |
| } |
